package main

import (
	"fmt"
	"log"
	"unicode/utf8"
)

func main() {
	var name = ""

	println(name)
	//字符串中字符个数
	countInString := utf8.RuneCountInString("中国")
	log.Println(countInString)

	names := "我是A12"
	for i, v := range names {
		fmt.Println(i, string(v))

	}

}
